static librdf_node* sd_get_endpoint_node(const char * request_url_str) { librdf_uri *request_uri = NULL, *endpoint_uri = NULL; librdf_node *endpoint_node = NULL; request_uri = librdf_new_uri(world, (unsigned char*)request_url_str); if (!request_uri) { redstore_error("Failed to create request_uri"); goto CLEANUP; } endpoint_uri = librdf_new_uri_relative_to_base(request_uri, (unsigned char*)"sparql"); if (!endpoint_uri) { redstore_error("Failed to create endpoint_uri"); goto CLEANUP; } endpoint_node = librdf_new_node_from_uri(world, endpoint_uri); if (!endpoint_uri) { redstore_error("Failed to create endpoint_node"); goto CLEANUP; } CLEANUP: if (request_uri) librdf_free_uri(request_uri); if (endpoint_uri) librdf_free_uri(endpoint_uri); return endpoint_node; }
int main(int argc, char *argv[]) { const unsigned char *hp_string=(const unsigned char*)"http://purl.org/net/dajobe/"; librdf_uri *uri1, *uri2, *uri3, *uri4, *uri5, *uri6, *uri7, *uri8, *uri9; librdf_digest *d; const char *program=librdf_basename((const char*)argv[0]); const char *file_string="/big/long/directory/file"; const unsigned char *file_uri_string=(const unsigned char*)"file:///big/long/directory/file"; const unsigned char *uri_string=(const unsigned char*)"http://example.com/big/long/directory/blah#frag"; const unsigned char *relative_uri_string1=(const unsigned char*)"#foo"; const unsigned char *relative_uri_string2=(const unsigned char*)"bar"; librdf_world *world; world=librdf_new_world(); librdf_world_open(world); fprintf(stderr, "%s: Creating new URI from string\n", program); uri1=librdf_new_uri(world, hp_string); if(!uri1) { fprintf(stderr, "%s: Failed to create URI from string '%s'\n", program, hp_string); return(1); } fprintf(stderr, "%s: Home page URI is ", program); librdf_uri_print(uri1, stderr); fputs("\n", stderr); fprintf(stderr, "%s: Creating URI from URI\n", program); uri2=librdf_new_uri_from_uri(uri1); if(!uri2) { fprintf(stderr, "%s: Failed to create new URI from old one\n", program); return(1); } fprintf(stderr, "%s: New URI is ", program); librdf_uri_print(uri2, stderr); fputs("\n", stderr); fprintf(stderr, "%s: Getting digest for URI\n", program); d = librdf_uri_get_digest(world, uri2); if(!d) { fprintf(stderr, "%s: Failed to get digest for URI %s\n", program, librdf_uri_as_string(uri2)); return(1); } fprintf(stderr, "%s: Digest is: ", program); librdf_digest_print(d, stderr); fputs("\n", stderr); librdf_free_digest(d); uri3=librdf_new_uri(world, (const unsigned char*)"file:/big/long/directory/"); uri4=librdf_new_uri(world, (const unsigned char*)"http://somewhere/dir/"); fprintf(stderr, "%s: Source URI is ", program); librdf_uri_print(uri3, stderr); fputs("\n", stderr); fprintf(stderr, "%s: Base URI is ", program); librdf_uri_print(uri4, stderr); fputs("\n", stderr); fprintf(stderr, "%s: URI string is '%s'\n", program, uri_string); uri5=librdf_new_uri_normalised_to_base(uri_string, uri3, uri4); fprintf(stderr, "%s: Normalised URI is ", program); librdf_uri_print(uri5, stderr); fputs("\n", stderr); uri6=librdf_new_uri_relative_to_base(uri5, relative_uri_string1); fprintf(stderr, "%s: URI + Relative URI %s gives ", program, relative_uri_string1); librdf_uri_print(uri6, stderr); fputs("\n", stderr); uri7=librdf_new_uri_relative_to_base(uri5, relative_uri_string2); fprintf(stderr, "%s: URI + Relative URI %s gives ", program, relative_uri_string2); librdf_uri_print(uri7, stderr); fputs("\n", stderr); uri8=librdf_new_uri_from_filename(world, file_string); uri9=librdf_new_uri(world, file_uri_string); if(!librdf_uri_equals(uri8, uri9)) { fprintf(stderr, "%s: URI string from filename %s returned %s, expected %s\n", program, file_string, librdf_uri_as_string(uri8), file_uri_string); return(1); } fprintf(stderr, "%s: Freeing URIs\n", program); librdf_free_uri(uri1); librdf_free_uri(uri2); librdf_free_uri(uri3); librdf_free_uri(uri4); librdf_free_uri(uri5); librdf_free_uri(uri6); librdf_free_uri(uri7); librdf_free_uri(uri8); librdf_free_uri(uri9); librdf_free_world(world); /* keep gcc -Wall happy */ return(0); }